<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>CSS 元素选择器</title>
  <style>
    p {
      text-align: center;
      color: red;
    }
  </style>
</head>
<body>

<p>每个段落都会受到样式的影响。</p>
<p id="para1">我也是！</p>
<p>还有我！</p>

</body>
</html>